Reliability of recorded data as used in clinical research.
D000293:Adolescent; D000328:Adult; D000550:Amblyopia / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008297:Male; D009988:Orthoptics; D013285:Strabismus / Q000453:epidemiology*